She follows almost automatically and easily lets herself be steered inside and to the closest chair.

For a few moments, she just sits there, and then she absent-mindedly starts to pet the cat that jumped onto her lap.

Just that there is no cat. At least none that Ben or Sadie could see.

At least the cat petting calms her and helps her to centre, and after a bit longer she looks properly at the teenagers. "...Sorry. I'm not sure what that was."